Got suggestions for “Best NVMe SSDs” from friends, colleagues, or relatives? Different brands of NVMe SSD are available in the market. For sure, you might have got a suggestion for Samsung EVO 970 or WD Black SN750 NVMe SSDs.
Both of them are notable brands dealing with Solid-State Drives. Now, the question “Which one is best?” might be rolling inside your mind. Well, I would insist you go through the whole article Samsung EVO 970 vs WD Black SN750 to gain a relevant answer for the stated question.

Investing a few minutes reading the article, will let you explore the useful information on both. I have discussed detailed info such as available Storage Capacities, Read/Write Speed, Input/Output operations per second, TBW, Price difference, Warranty info, and so on. So, without any further delays, let’s get started.
SAMSUNG EVO 970 vs WD Black SN750
1. Storage Space
Samsung EVO 970 NVMe SSDs | WD Black SN750 NVMe SSDs |
---|---|
250GB | 250GB |
500GB | 500GB |
1TB | 1TB |
2TB | 2TB |
X | 4TB |
WD Black SN750 NVMe SSDs include 4TB Storage, which you can get in very rare NVMe SSDs. Mostly, preferred by professionals, notable gamers, multitaskers. You gain good storage capacity to store valuable data, effective Read/Write speed, maximum “2,400” Terabytes Written (TBW).
2. Sequential Read/Write Speed
Both these SSDs don’t have much difference considering the Read/Write speed. Both NVMe SSDs provide reliable Read/Write Speed. However, you can see the exact numbers here.
Read/Write Speed of SAMSUNG EVO 970 NVMe SSDs
Note: The stated Read/Write may differ (Increase or Decrease) depending on the Operating System and its processor.
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant |
---|---|---|---|
Read Speed: 3400MB/s | Read Speed: 3,400MB/s | Read Speed: 3400MB/s | Read Speed: 3500MB/s |
Write Speed: 1500MB/s | Write Speed: 2,300MB/s | Write Speed: 2500MB/s | Write Speed: 2500MB/s |
Read/Write Speed of WD Black SN750 NVMe SSDs
Note: The stated Read/Write may differ (Increase or Decrease) depending on the Operating System and its processor.
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant | 4TB Variant |
---|---|---|---|---|
Read Speed: 3100MB/s | Read Speed: 3430MB/s | Read Speed: 3470MB/s | Read Speed: 3400MB/s | Read Speed: 3400MB/s |
Write Speed: 1600MB/s | Write Speed: 2600MB/s | Write Speed: 3000MB/s | Write Speed: 2900MB/s | Write Speed: 3100MB/s |
3. Input/Output Operations Per Second (4KB Random Read/Write Speed)
Considering the IOPS of both Samsung EVO 970 vs WD Black SN750 NVMe SSDs, it’s clear that WD Black SN750 is a bit better than the Samsung EVO 970 Solid-State Drives. Check out the stated input/Output Operations Per Second (Read/Write) Speeds for better understanding.
Random IOPS R/W Speed of SAMSUNG EVO 970 NVMe SSDs
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant |
---|---|---|---|
Read IOPS: 200K | Read IOPS: 370K | Read IOPS: 500K | Read IOPS: 500K |
Write IOPS: 350K | Write IOPS: 450K | Write IOPS: 450K | Write IOPS: 480K |
Random IOPS R/W Speed of WD Black SN750 NVMe SSDs
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant | 4TB Variant |
---|---|---|---|---|
Read IOPS: 200K | Read IOPS: 420K | Read IOPS: 515K | Read IOPS: 480K | Read IOPS: 550K |
Write IOPS: 180K | Write IOPS: 380K | Write IOPS: 560K | Write IOPS: 550K | Write IOPS: 520K |
4. NVMe SSD Endurance Terabytes Written (TBW)
More, TBW indicates the long lifespan of a Solid-State Drive. Samsung EVO 970 vs WD Black SN750 gets you the same Terabytes Written. Hence, both the NVMe SSDs are reliable and durable. WD Black SN750 includes an advantage 4TB Storage, which gets you up to 2,400 TBW.
SAMSUNG EVO 970 NVMe SSDs TBW
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant |
---|---|---|---|
150 TBW | 300 TBW | 600 TBW | 1200 TBW |
WD Black SN750 NVMe SSDs TBW
250GB Variant | 500GB Variant | 1TB Variant | 2TB Variant | 4TB Variant |
---|---|---|---|---|
200 TBW | 300 TBW | 600 TBW | 1200 TBW | 2400 TBW |
5. Price Difference
Considering the price for different variants of NVMe SSDs (Samsung 970 EVO vs WD Black SN750) WD Black SN750 NVMe SSDs are available at low cost. You can gain the same R/W speed & storage at an affordable price.


Other Information “SAMSUNG 970 EVO vs WD Black SN750 NVMe SSDs”
1. Bus Type
The Bus Type (Interface) of both NVMe SSDs in PCIe Gen 3.0 x4, NVMe 1.3. Make sure you are inserting the Non-volatile Memory Express in the appropriate Slot to gain the effective Read/Write and IOPS speed.
2. Controller Type
SAMSUNG EVO 970 NVMe SSDs include Samsung Phoenix Controller whereas, the WD Black SN750 NVMe SSDs include WD NVMe Architecture Controller. The included controllers are reliable ones, which get your system with effective R/W speed.
3. DRAM Cache Memory
DRAM (dynamic RAM) Cache Memory helps the NVMe Solid-State Drives to boost I/O Speed and increase the storage capacities. Read this article to get more information on DRAM vs DRAM-less SSD.
Samsung EVO 970 SSDs with 250 & 500GB storage includes 512MB LPDDR4 1TB DRAM Cache Memory. Whereas, 1TB Storage NVMe SSDs includes 1GB LPDDR4 and 2TB Storage NVMe SSDs includes 2GB LPDDR4 DRAM Cache Memory.
WD Black SN750 NVMe SSDs with different variants include the same DRAM Cache Memory WD black SK Hynix DDR4.
4. What is the Warranty Period of both?
All the Variants (Storage) of SAMSUNG EVO 970 and WD Black SN750 NVMe SSDs include 5 Years Warranty Period.
5. Software for SSD Routine Health Check-up
To have a routine health check-up for the NVMe SSDs, you have to rely on compatible SSD software. It will help you to check the New Firmware Updates, perform Secure Erase, Fix Minor Bugs, Check System temperature, Drive Details, Disk Test, S.M.A.R.T Diagnostic, and so on. Moreover, the software will let you acquire help from customer support for any kind of assistance.
Western Digital Dashboard Software for WD Black SN750 NVMe SSDs
Samsung Magician Software for SAMSUNG EVO 970 NVMe SSDs
My Views on both these SSDs and the right one
As per my viewpoint, investing in WD Black SN750 NVMe SSDs is a good choice compared to SAMSUNG EVO 970 NVMe SSDs. It’s an all-in-one pick with great offerings at decent prices. Though Samsung NVMe SSDs are also a reliable choice but the price for different variants of SSD is a bit more compared to the WD Black NVMe SSDs.
Conclusion
In this article, I have covered all the necessary comparisons for SAMSUNG EVO 970 vs WD Black SN750. Once you go through the whole article, your confusion “Which one is best?” will be solved. In case, if you have any queries or suggestions related to the topic kindly, note them in the given comment section. I’ll look into it and revert.